UNX ModelServer 0.9.12 1 0 0 0 0 0 0 0 0 0 0 45.8930 105.8220 31.0120 X 0 0 0 0 0 0 0 0 0 0 0 0 M END > o6Zdh54jy2FUoCxER4sIjg > 2025-07-12 02:21:54 > 0.9.12 > ligand > pdb-bcif > 4iv5 > atom_site > {"label_asym_id":"K","auth_seq_id":402} > 70 > 21 > 22 > 241 > 0 > 1 $$$$